#define _CRT_SECURE_NO_WARNINGS
#include<stdio.h>
int main()
{
	int day = 0;
	scanf("%d", &day);
	switch (day) {
	case 1:
	case 2:
	case 3:
	case 4:
	case 5:
		printf("work day\n");
		break;
	case 6:
	case 7:
		printf("break day\n");
		break;


	}
	return 0;
}